45542046 has 32 divisors (see below), whose sum is σ = 99657216. Its totient is φ = 13760000.

The previous prime is 45542009. The next prime is 45542059. The reversal of 45542046 is 64024554.

It is a super-2 number, since 2×45542046² = 4148155907732232, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27646 + ... + 29246.

It is an arithmetic number, because the mean of its divisors is an integer number (3114288).

Almost surely, 2^45542046 is an apocalyptic number.

45542046 is an abundant number, since it is smaller than the sum of its proper divisors (54115170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45542046 is a wasteful number, since it uses less digits than its factorization.

45542046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 45542046 is about 6748.4847188091. The cubic root of 45542046 is about 357.1117822715. Note that the first 3 decimals are identical.

The spelling of 45542046 in words is "forty-five million, five hundred forty-two thousand, forty-six".